Gtk languages options page part 1: accept-languages configuration.

chrome/browser/language_order_table_model.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/language_order_table_model.h"
 
 #include "app/l10n_util.h"
 #include "chrome/browser/browser_process.h"
 
 LanguageOrderTableModel::LanguageOrderTableModel()
@@ skipping 14 matching lines @@
 }
 
 std::wstring LanguageOrderTableModel::GetText(int row, int column_id) {
   DCHECK(row >= 0 && row < RowCount());
   const std::string app_locale = g_browser_process->GetApplicationLocale();
   return UTF16ToWide(l10n_util::GetDisplayNameForLocale(languages_.at(row),
                                                         app_locale,
                                                         true));
 }
 
-void LanguageOrderTableModel::Add(const std::string& language) {
+bool LanguageOrderTableModel::Add(const std::string& language) {
   if (language.empty())
-    return;
+    return false;
   // Check for selecting duplicated language.
   for (std::vector<std::string>::const_iterator cit = languages_.begin();
        cit != languages_.end(); ++cit)
     if (*cit == language)
-      return;
+      return false;
   languages_.push_back(language);
   if (observer_)
     observer_->OnItemsAdded(RowCount() - 1, 1);
+  return true;
 }
 
 void LanguageOrderTableModel::Remove(int index) {
   DCHECK(index >= 0 && index < RowCount());
   languages_.erase(languages_.begin() + index);
   if (observer_)
     observer_->OnItemsRemoved(index, 1);
 }
 
 int LanguageOrderTableModel::GetIndex(const std::string& language) {
@@ skipping 47 matching lines @@
 std::string LanguageOrderTableModel::VectorToList(
     const std::vector<std::string>& vector)  {
   std::string list;
   for (int i = 0 ; i < static_cast<int>(vector.size()) ; i++) {
     list += vector.at(i);
     if (i != static_cast<int>(vector.size()) - 1)
       list += ',';
   }
   return list;
 }